GB2258502B - Air pump - Google Patents

Air pump

Info

Publication number
GB2258502B
GB2258502B GB9214413A GB9214413A GB2258502B GB 2258502 B GB2258502 B GB 2258502B GB 9214413 A GB9214413 A GB 9214413A GB 9214413 A GB9214413 A GB 9214413A GB 2258502 B GB2258502 B GB 2258502B
Authority
GB
United Kingdom
Prior art keywords
air pump
pump
air
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
GB9214413A
Other versions
GB9214413D0 (en
GB2258502A (en
Inventor
Tong-Hoon Sohn
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of GB9214413D0 publication Critical patent/GB9214413D0/en
Publication of GB2258502A publication Critical patent/GB2258502A/en
Application granted granted Critical
Publication of GB2258502B publication Critical patent/GB2258502B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K9/00—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K33/00—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system
    • H02K33/18—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system with coil systems moving upon intermittent or reversed energisation thereof by interaction with a fixed field system, e.g. permanent magnets
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B45/00—Pumps or pumping installations having flexible working members and specially adapted for elastic fluids
    • F04B45/02—Pumps or pumping installations having flexible working members and specially adapted for elastic fluids having bellows
    • F04B45/027—Pumps or pumping installations having flexible working members and specially adapted for elastic fluids having bellows having electric drive
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/42—Combinations of transducers with fluid-pressure or other non-electrical amplifying means
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02—Details

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Multimedia (AREA)
  • Reciprocating Pumps (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
GB9214413A 1991-07-09 1992-07-07 Air pump Expired - Fee Related GB2258502B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019910011612A KR930011735B1 (en) 1991-07-09 1991-07-09 Generating device of low frequency sound pressure

Publications (3)

Publication Number Publication Date
GB9214413D0 GB9214413D0 (en) 1992-08-19
GB2258502A GB2258502A (en) 1993-02-10
GB2258502B true GB2258502B (en) 1995-11-15

Family

ID=19316974

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9214413A Expired - Fee Related GB2258502B (en) 1991-07-09 1992-07-07 Air pump

Country Status (5)

Country Link
US (1) US5246353A (en)
JP (1) JPH05240163A (en)
KR (1) KR930011735B1 (en)
DE (1) DE4221684A1 (en)
GB (1) GB2258502B (en)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6118360A (en) * 1996-01-11 2000-09-12 Systems, Machines, Automation Components Corporation Linear actuator
KR100273942B1 (en) * 1997-11-03 2000-12-15 윤종용 Speaker apparatus
US6549637B1 (en) 1998-09-24 2003-04-15 Peavey Electronics Corp. Loudspeaker with differential flow vent means
SE515881C2 (en) * 1999-02-02 2001-10-22 Artema Medical Ab diaphragm Pump
US7013702B1 (en) * 2002-12-20 2006-03-21 Millar Instruments, Inc. Dynamic pressure generator
JP2004261684A (en) * 2003-02-28 2004-09-24 Citizen Electronics Co Ltd Vibrator and its manufacturing method
US7336797B2 (en) * 2003-05-09 2008-02-26 Knowles Electronics, Llc. Apparatus and method for generating acoustic energy in a receiver assembly
US6914351B2 (en) 2003-07-02 2005-07-05 Tiax Llc Linear electrical machine for electric power generation or motive drive
US7202577B2 (en) * 2004-06-17 2007-04-10 Bose Corporation Self-cooling actuator
JP2006025546A (en) * 2004-07-08 2006-01-26 Nidec Sankyo Corp Actuator and pumping device
WO2007061920A2 (en) * 2005-11-17 2007-05-31 Tiax Llc Linear electrical machine for electric power generation or motive drive
CA2604623C (en) * 2006-09-28 2018-10-30 Tyco Healthcare Group Lp Portable wound therapy system
GB0712763D0 (en) 2007-07-02 2007-08-08 Smith & Nephew Apparatus
GB0803564D0 (en) 2008-02-27 2008-04-02 Smith & Nephew Fluid collection
US8177763B2 (en) 2008-09-05 2012-05-15 Tyco Healthcare Group Lp Canister membrane for wound therapy system
US10912869B2 (en) 2008-05-21 2021-02-09 Smith & Nephew, Inc. Wound therapy system with related methods therefor
US8414519B2 (en) 2008-05-21 2013-04-09 Covidien Lp Wound therapy system with portable container apparatus
US8827983B2 (en) 2008-08-21 2014-09-09 Smith & Nephew, Inc. Sensor with electrical contact protection for use in fluid collection canister and negative pressure wound therapy systems including same
DE102009002148A1 (en) * 2009-04-02 2010-10-14 Robert Bosch Gmbh Fluid delivery device
KR101046044B1 (en) * 2010-10-04 2011-07-01 삼성전기주식회사 Linear vibrator
US9427505B2 (en) 2012-05-15 2016-08-30 Smith & Nephew Plc Negative pressure wound therapy apparatus
EP3174569B1 (en) 2014-07-31 2020-01-15 Smith & Nephew, Inc Systems and methods for applying reduced pressure therapy
WO2016103035A2 (en) 2014-12-22 2016-06-30 Smith & Nephew Plc Negative pressure wound therapy apparatus and methods
US11471571B2 (en) 2017-04-19 2022-10-18 Smith & Nephew, Inc. Negative pressure wound therapy canisters
CN113242498B (en) * 2021-06-24 2022-06-21 浙江欧赛电子有限公司 Lower clamping plate structure for loudspeaker

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1127200A (en) * 1966-12-22 1968-09-11 Ford Motor Co Diaphragm pumps
GB1192911A (en) * 1966-03-15 1970-05-28 Hamilton Tool & Gauge Ltd A Diaphragm Pump
GB2079381A (en) * 1980-07-09 1982-01-20 Bailey Arthur Raymond Alternating current energised gas pumping device
GB2152154A (en) * 1983-12-29 1985-07-31 Tominaga Jysuhi Kogyo Sho Kk Air pump

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4427906A (en) * 1980-03-13 1984-01-24 Sawafuji Electric Co., Ltd. Vibrating compressor
US4595801A (en) * 1983-10-27 1986-06-17 Ronald Coffin Coupled dual cone velocity driver speaker
US4547632A (en) * 1984-04-04 1985-10-15 Electro-Voice, Incorporated Dynamic loudspeaker
SU1613678A1 (en) * 1989-01-16 1990-12-15 Грузинский политехнический институт Piston compressor with electromagnetic drive

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1192911A (en) * 1966-03-15 1970-05-28 Hamilton Tool & Gauge Ltd A Diaphragm Pump
GB1127200A (en) * 1966-12-22 1968-09-11 Ford Motor Co Diaphragm pumps
GB2079381A (en) * 1980-07-09 1982-01-20 Bailey Arthur Raymond Alternating current energised gas pumping device
GB2152154A (en) * 1983-12-29 1985-07-31 Tominaga Jysuhi Kogyo Sho Kk Air pump

Also Published As

Publication number Publication date
KR930011735B1 (en) 1993-12-18
GB9214413D0 (en) 1992-08-19
KR930003010A (en) 1993-02-23
JPH05240163A (en) 1993-09-17
GB2258502A (en) 1993-02-10
DE4221684A1 (en) 1993-02-25
US5246353A (en) 1993-09-21

Similar Documents

Publication Publication Date Title
GB2258502B (en) Air pump
GB9103165D0 (en) Pumping arrangements
GB2271811B (en) Air pump apparatus
GB9022654D0 (en) Micropump
GB2256460B (en) Compressor
HUT63685A (en) Pump particularly air pump
GB9122218D0 (en) Pump assembly
EP0508079A3 (en) Extruder-gear pump combination
GB9220992D0 (en) Pumps
GB2263139B (en) Vacuum pump
GB9102410D0 (en) Pumps
GB9107289D0 (en) Pot-casing pump
GB9211423D0 (en) Pumps
EP0505805A3 (en) Integral suction system
IL100020A0 (en) Pump
GB9021164D0 (en) Pumps
GB2265185B (en) Pumps
GB9211059D0 (en) Air pump units
EP0504783A3 (en) Air-conditioner
GB9111671D0 (en) Pumps
GB9114022D0 (en) Pumps
CS79291A3 (en) Reciprocating air pump
PL289232A1 (en) Pump
GB9111450D0 (en) Pump
ZA927841B (en) Pump

Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19960707